Bugzilla – Bug 1183457
VUL-0: CVE-2021-20231: gnutls: Use after free in client key_share extension
Last modified: 2024-04-08 13:52:17 UTC
rh#1922276 A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other consequences. References: https://bugzilla.redhat.com/show_bug.cgi?id=1922276 http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-20231
Upstream: https://gitlab.com/gnutls/gnutls/-/commit/15beb4b193b2714d88107e7dffca781798684e7e
Factory submission: https://build.opensuse.org/request/show/878618
Only versions >= 3.6.x affected, i.e. gnutls.SUSE_SLE-15-SP2_Update and gnutls.SUSE_SLE-15_Update. See also the upstream advisory: https://www.gnutls.org/security-new.html#GNUTLS-SA-2021-03-10
SUSE-SU-2021:0934-1: An update that fixes two vulnerabilities is now available. Category: security (important) Bug References: 1183456,1183457 CVE References: CVE-2021-20231,CVE-2021-20232 JIRA References: Sources used: SUSE Manager Server 4.0 (src): gnutls-3.6.7-6.40.2 SUSE Manager Retail Branch Server 4.0 (src): gnutls-3.6.7-6.40.2 SUSE Manager Proxy 4.0 (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise Server for SAP 15-SP1 (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise Server for SAP 15 (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise Server 15-SP1-LTSS (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise Server 15-SP1-BCL (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise Server 15-LTSS (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise High Performance Computing 15-LTSS (src): gnutls-3.6.7-6.40.2 SUSE Linux Enterprise High Performance Computing 15-ESPOS (src): gnutls-3.6.7-6.40.2 SUSE Enterprise Storage 6 (src): gnutls-3.6.7-6.40.2 SUSE CaaS Platform 4.0 (src): gnutls-3.6.7-6.40.2 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
SUSE-SU-2021:0935-1: An update that fixes two vulnerabilities is now available. Category: security (important) Bug References: 1183456,1183457 CVE References: CVE-2021-20231,CVE-2021-20232 JIRA References: Sources used: SUSE MicroOS 5.0 (src): gnutls-3.6.7-14.10.2 SUSE Linux Enterprise Module for Basesystem 15-SP2 (src): gnutls-3.6.7-14.10.2 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
openSUSE-SU-2021:0470-1: An update that fixes two vulnerabilities is now available. Category: security (important) Bug References: 1183456,1183457 CVE References: CVE-2021-20231,CVE-2021-20232 JIRA References: Sources used: openSUSE Leap 15.2 (src): gnutls-3.6.7-lp152.9.9.1
Done, closing.